Re和Ta对抗热腐蚀单晶高温合金900 ℃长期时效组织稳定性的影响
黄太文1,卢晶1,许瑶1,王栋2,张健2,张家晨1,张军1,刘林1(
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Effects of Rhenium and Tantalum on Microstructural Stability of Hot-Corrosion Resistant Single Crystal Superalloys Aged at 900 ℃
HUANG Taiwen1,LU Jing1,XU Yao1,WANG Dong2,ZHANG Jian2,ZHANG Jiachen1,ZHANG Jun1,LIU Lin1()
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图7. 900 ℃高温时效不同时间TCP相形貌的演化
Fig.7. Morphologies of TCP phase precipitated after LTTE at 900 ℃ for different time(a) 5Ta2Re, 7500 h (b) 8Ta2Re, 2000 h (c) 8Ta2Re, 7500 h (d) 8Ta2Re, 10000 h
